Overview

overview

10

Static

static

1

cryptolaemus

windows10-2004-x64

10

cryptolaemus

windows11-21h2-x64

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General

  • Target

    7f848d7df1b394652e6a234ae07bc6182a07027349fad1ce72df60a439bebf0a

  • Size

    4.2MB

  • Sample

    240420-stem8abe49

  • MD5

    abedc5ea754dc1fbd18e5e55e713dc90

  • SHA1

    4a14981d5bd2ed317cb5ce351d9488fc95e0a17a

  • SHA256

    7f848d7df1b394652e6a234ae07bc6182a07027349fad1ce72df60a439bebf0a

  • SHA512

    d878182ded5dcb1de10c57f3c828de98effd3a311f69e6f796ec1f671eee52fd8ec21613f43f5cffd024a015f3d411c607adbd1f51764f265b154f1c58725769

  • SSDEEP

    49152:ZKOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2SZ:QOLEfT6eYBhfhWV+b2vbWNq2SbuhRs

Score
10/10
gluptebadiscoverydropperevasionloaderpersistencerootkitupx

Malware Config

Targets

    • Target

      7f848d7df1b394652e6a234ae07bc6182a07027349fad1ce72df60a439bebf0a

    • Size

      4.2MB

    • MD5

      abedc5ea754dc1fbd18e5e55e713dc90

    • SHA1

      4a14981d5bd2ed317cb5ce351d9488fc95e0a17a

    • SHA256

      7f848d7df1b394652e6a234ae07bc6182a07027349fad1ce72df60a439bebf0a

    • SHA512

      d878182ded5dcb1de10c57f3c828de98effd3a311f69e6f796ec1f671eee52fd8ec21613f43f5cffd024a015f3d411c607adbd1f51764f265b154f1c58725769

    • SSDEEP

      49152:ZKOdvREmi8iTwPpeYBnAu4QJI7RESGN2UNQnUyHdr+bW0USBgrsqhT/DWSjgq2SZ:QOLEfT6eYBhfhWV+b2vbWNq2SbuhRs

    Score
    10/10
    gluptebadiscoverydropperevasionloaderpersistencerootkitupx

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

      loaderdropperglupteba

    • Glupteba payload

    • Modifies Windows Firewall

      evasion

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

      upx

    • Adds Run key to start application

      persistence

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

      rootkitevasion

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1
T1053

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Scheduled Task/Job

1
T1053

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks